How many wives did Mughal emperor Akbar have?

Emperor Akbar had many wives. His chief wife was Ruqaiya Sultan Begum. His second wife was Salima Sultan Begum, the widow of Bairam Khan. Hira Kunwari, daughter of Raja Bharmal of Amber, was one of his Hindu wives. Bibi Daulat Shad was another wife of Akbar.